WOW PICS: Sensational Butterflies Exhibition

Stella Ferruzola, 3, poses with a Blue Morpho butterfly on her nose at the Sensational Butterflies Exhibition at the Natural History Museum in London March 25, 2013. The exhibition will run from March 29 until Sept. 15, 2013.

A boy poses with a butterfly on his face during a photocall to promote the 'Sensational Butterflies' exhibition at the Nautral History Museum in central London, on March 25, 2013. Running from March 29 to September 15, 2013, the exhibition is housed in a structure in the museum grounds.

Stella, last name not given, plays with a butterfly as she poses for the photographers during the launch of the Natural History Museum's 'Sensational Butterflies' exhibition, in London, Monday, March 25, 2012. The exhibition will run from March 29 until Sept. 15, 2013.

A Butterfly rests on fruit in the 'Sensational Butterflies' exhibition at the Natural History Museum on March 25, 2013 in London, England. The live, tropical butterfly house will be stationed on the Natural History Museum's east lawn from March 29, 2013 until September 15, 2013.

A woman admires the butterflies in the 'Sensational Butterflies' exhibition at the Natural History Museum on March 25, 2013 in London, England. The live, tropical butterfly house will be stationed on the Natural History Museum's east lawn from March 29, 2013 until September 15, 2013.

A boy poses with butterflies during a photocall to promote the 'Sensational Butterflies' exhibition at the Nautral History Museum in central London, on March 25, 2013. With around 400 live tropical butterflies and moths living in the temporary facility, visitors will get the chance to see them flying freely as well as looking for emerging butterflies at the hatchery window. Running from March 29 to September 15, 2013, the exhibition is housed in a structure in the museum grounds.

A boy poses with a butterfly on his face during a photocall to promote the 'Sensational Butterflies' exhibition at the Nautral History Museum in central London, on March 25, 2013. With around 400 live tropical butterflies and moths living in the temporary facility, visitors will get the chance to see them flying freely as well as looking for emerging butterflies at the hatchery window. Running from March 29 to September 15, 2013, the exhibition is housed in a structure in the museum grounds.

A boy reacts as butterflies are released into the 'Sensational Butterflies' exhibition at the Natural History Museum on March 25, 2013 in London, England. The live, tropical butterfly house will be stationed on the Natural History Museum's east lawn from March 29, 2013 until September 15, 2013.

A butterfly lands on a girl in the 'Sensational Butterflies' exhibition at the Natural History Museum on March 25, 2013 in London, England. The live, tropical butterfly house will be stationed on the Natural History Museum's east lawn from March 29, 2013 until September 15, 2013.

Harry, 7, left, last name not given, and Stella, right, play with butterflies as they pose for the photographers during the launch of the Natural History Museum's 'Sensational Butterflies' exhibition, in London, Monday, March 25, 2013. The exhibition will run from March 29 until Sept. 15, 2013.